... (Inch/mm)Working pressure(Bar/Psi)Burst Pressure(Bar/Psi)1"258/125,10/150,14/200.17/250,21/30024 ... /375,30/450,42/600,51/750,63/9001-1/2"388/125,10/150,14/200.17/250,21/30024 ... /200.17/25024/375,30/450,42/600,51/7502-1/2"658/125,10/150,14/200.17/25024/375,30 ...